body {
    font-family: Arial, sans-serif;
}

h1 {
    text-align: center;
    font-size: 2em;
    margin-bottom: 20px;
}

.sales-table {
    width: 80%;
    margin: 0 auto;
    border-collapse: collapse;
}

.sales-table th, .sales-table td {
    border: 2px solid pink;
    padding: 10px;
    text-align: center;
}

.sales-table tfoot td {
    background-color: #cce5ff;
    font-weight: bold;
}